Which of the following is a non-renewable energy source?<...
Which of the following is a non-renewable energy source?
Coal
Hydro
Ocean waves
Solar
Tides
Correct answer is A
Most non-renewable energy sources are fossil fuels: coal, petroleum, and natural gas
The surface temperature of a swimming pool on a warm day is 25ºC and the temperature at the bot...
Which of the following statements about Gamma radiation is correct? Gamma radiation can ...
The spectrum of white light consists of coloured lights arranged in the following order ...
A galvanometer of resistance 5.0Ω has full-scale deflection for a current of 100mA. How w...
The S.I units of frequency, period and amplitude of a wave are respectively...
Which of the following is a type of incandescent light source? ...